67
Value
address
00: ...
System
version
Description
7
4
One heating circuit with mixer M2 (heating circuit 2) and one
heating circuit with mixer M3 (heating circuit 3), without DHW
heating
8
4
One heating circuit with mixer M2 (heating circuit 2) and one
heating circuit with mixer M3 (heating circuit 3), with DHW
heating
9
4
One heating circuit without mixer A1 (heating circuit 1), one
heating circuit with mixer M2 (heating circuit 2) and one heat-
ing circuit with mixer M3 (heating circuit 3), without DHW
heating (code is set automatically)
10
4
One heating circuit without mixer A1 (heating circuit 1), one
heating circuit with mixer M2 (heating circuit 2) and one heat-
ing circuit with mixer M3 (heating circuit 3), with DHW heating
(code is set automatically)
Coding in the delivered condition
Possible change
Internal circulation pump function
51:0
System with low loss
header:
internal circulation pump
always starts when there
is a heat demand
51:1
System with low loss head-
er:
when there is a heat de-
mand, the internal circula-
tion pump only starts if the
burner is operational.
Circulation pump stops on
expiry of the run-on time.
51:2
System with heating water
buffer cylinder:
when there is a heat de-
mand, the internal circula-
tion pump only starts if the
burner is operational.
Code 1
General/group "1"
(cont.)
5585 174 GB
Service